Paley's Watch

Paley's watch was the primary object used by the Reverend Paley in his analogy to support the idea of an intelligent designer for all life.

Mont Blanc

Mont Blanc, the mountain in Switzerland, was used by Richard Dawkins to characterize a unique collection of non-living things.

The Human Eye

Both Paley and others have used the human eye as an example of the epitome of design complexity in the natural world.

Bats Echolocation

The echolocation mechanism of bats is used by Richard Dawkins as an example of good engineering design in natural creatures. He compares it favorably to the artifacts of human engineering in radar and sonic location.

Doppler Effect

The Doppler effect is named after its discoverer. It is the change in frequency observed when either the source or receiver of sounds changes location during the transmission.